Display screen of an electronic device with a graphical user interface



The sole FIGURE illustrates a front view of a display screen of an electronic device with a graphical user interface, in accordance with our design.

The broken line showing portions of the electronic device illustrates unclaimed environment and forms no part of the claimed design. The broken line showing portions of the graphical user interface illustrate unclaimed portions of the graphical user interface. 

CLAIM The ornamental design for a display screen of an electronic device with a graphical user interface, as shown and described. 